Add kernel support for panel "btt-pitft"

patch/kernel/printer_btt_tft_support.patch

@@ -0,0 +1,51 @@
+diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
+index 9b2f128fd309..ae3b28cbe31f 100644
+--- a/drivers/gpu/drm/panel/panel-simple.c
++++ b/drivers/gpu/drm/panel/panel-simple.c
+@@ -5470,6 +5470,36 @@ static const struct panel_desc_dsi osd101t2045_53ts = {
+ 	.lanes = 4,
+ };
+ 
++static const struct drm_display_mode btt_pitft_mode = {
++	.clock = 26101800 / 1000,
++	.hdisplay = 800,
++	.hsync_start = 800 + 59,
++	.hsync_end = 800 + 59 + 2,
++	.htotal = 800 + 59 + 2 + 52,
++	.vdisplay = 1200,
++	.vsync_start = 480 + 7,
++	.vsync_end = 480 + 7 + 2,
++	.vtotal = 480 + 7 + 2 + 21,
++	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
++};
++
++static const struct panel_desc_dsi btt_pitft = {
++	.desc = {
++		.modes = &btt_pitft_mode,
++		.num_modes = 1,
++		.bpc = 8,
++		.size = {
++			.width = 217,
++			.height = 136,
++		},
++		.connector_type = DRM_MODE_CONNECTOR_DSI,
++	},
++	.flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
++		 MIPI_DSI_MODE_LPM,
++	.format = MIPI_DSI_FMT_RGB888,
++	.lanes = 1,
++};
++
+ static const struct of_device_id dsi_of_match[] = {
+ 	{
+ 		.compatible = "auo,b080uan01",
+@@ -5492,6 +5522,9 @@ static const struct of_device_id dsi_of_match[] = {
+ 	}, {
+ 		.compatible = "osddisplays,osd101t2045-53ts",
+ 		.data = &osd101t2045_53ts
++	}, {
++		.compatible = "btt-pitft",
++		.data = &btt_pitft
+ 	}, {
+ 		/* sentinel */
+ 	}